1. 至关重要的;关键性的
If you describe something as crucial, you mean it is extremely important.
e.g. He had administrators under him but took the crucial decisions himself...
他手下有管理人员，但重要的决策仍由他自己来做。
e.g. ...the most crucial election campaign for years...
几年来最重要的竞选活动
形容词决定性的; 关键性的，极其显要的; 十字形的